sound-visualizer/lib/helpers/impure.d.ts

## Description

export { clearCanvas } from '../common/draw/impure.js';
export { drawContinuousWave } from '../continuous/draw/impure.js';
export { drawCurrentWave } from '../current/draw/impure.js';
import '../continuous/draw/options.js';
import '../common/draw/options.js';
import '../current/draw/options.js';

/**
 * Takes all the necessary steps to get the byteTimeDomainData analysis for a MediaStream,
 * returning two functions that analyse the audio at a given moment.
 *
 * @param audio the audio to analyse
 *
 * @returns
 * // an analysis function, which returns a Uint8Array with data for the current audio
 * // and a disconnecting function, to be called when the analysis is no longer needed
 * { analyse: () => Uint8Array, disconnect: () => void }
 *
 * @impure this function connects to (and alters) global state
 **/
declare function startAnalysis(audio: MediaStream): {
    analyse: () => Uint8Array;
    disconnect: () => void;
};

export { startAnalysis };